Anatomy and Expressions in Clay is one of the most complete and comprehensive sources on modeling the portrait in clay you'll find for the beginner and more advanced student.

The Art of Sculpting, Volume III: Men
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Philippe demonstrates basic structure comparisons of different ethnicities, modifying expressions, the aging process, and sculpting heavy-set men. Faraut completes a bust of a man including hair and clothing. This 111-minute DVD is for the advanced artist.